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Equations Substitution Graph Elimination

Authored by Barbara White

Mathematics

8th - 10th Grade

CCSS covered

Equations Substitution Graph Elimination
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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Solve the system of equations by substitution.
y = -4x + 5
y =  3x - 16

(-3, -25)
(3,-7)
(11, 17)
(21, 47)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

2.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Media Image

Buzz graphed two lines in order to find the solution to a given system of equations.
What is the solution?

(-1, 4)
(1, -4)
(-4, 1)
(4, -1)

Tags

CCSS.8.EE.C.8B

3.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Solve the system of equations by substitution.
5x - 4y = -15
y = -4x - 12

(3, 0)
(-3, 0)
(3, 24)
(-3, 24)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

4.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Solve the system of equations by substitution.
y = 8x + 12
-5x +4y = 21

(1, -4)
(1, 20)
(-1, 20)
(-1, 4)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

5.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Find the slope of the line given by the equation 6x - 5y = 15.

-5/6
5/6
6/5
-6/5

Tags

CCSS.8.EE.B.5

6.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Solve the system of equations by elimination.
-x + y = -13
-8x - 4y = -8 

(5, 8)
(5, -8)
(-5, -18)
(-5, 8)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

7.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Solve the system of equations by elimination.
-6x - 2y = -46
3x + y = 23

(0, 23)
(7.6, 0)
Infinite number of solutions
No solution

Tags

CCSS.8.EE.C.8B

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